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utf8mb4
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node_modules/ext/global-this/implementation.js
| 31 lines
| 1.0 KiB
| application/javascript
| JavascriptLexer
|
| r789 | var naiveFallback = function () { | |||
| if (typeof self === "object" && self) return self; | ||||
| if (typeof window === "object" && window) return window; | ||||
| throw new Error("Unable to resolve global `this`"); | ||||
| }; | ||||
| module.exports = (function () { | ||||
| if (this) return this; | ||||
| // Unexpected strict mode (may happen if e.g. bundled into ESM module) | ||||
| // Thanks @mathiasbynens -> https://mathiasbynens.be/notes/globalthis | ||||
| // In all ES5+ engines global object inherits from Object.prototype | ||||
| // (if you approached one that doesn't please report) | ||||
| try { | ||||
| Object.defineProperty(Object.prototype, "__global__", { | ||||
| get: function () { return this; }, | ||||
| configurable: true | ||||
| }); | ||||
| } catch (error) { | ||||
| // Unfortunate case of Object.prototype being sealed (via preventExtensions, seal or freeze) | ||||
| return naiveFallback(); | ||||
| } | ||||
| try { | ||||
| // Safari case (window.__global__ is resolved with global context, but __global__ does not) | ||||
| if (!__global__) return naiveFallback(); | ||||
| return __global__; | ||||
| } finally { | ||||
| delete Object.prototype.__global__; | ||||
| } | ||||
| })(); | ||||